Perfect for areas where electric is not available, such as rooftops and crawlspaces, the 1/2" x 50' manual snake can help clear your drains of clogs and debris. The snake features an easy crank handle to spin the snake, as well as a locking collar to bear down on obstructions, and comes with a variety of heads that easily attach with a screwdriver. This snake is ideal for lines between 2"-4" in diameter.